diff --git a/backend/app/api/v1/module_example/demo/model.py b/backend/app/api/v1/module_example/demo/model.py
index 5c2d5eaf..1ed81920 100644
--- a/backend/app/api/v1/module_example/demo/model.py
+++ b/backend/app/api/v1/module_example/demo/model.py
@@ -9,8 +9,7 @@ from app.core.base_model import CreatorMixin
 
 class DemoModel(CreatorMixin):
     """
-    示例表 - SQLAlchemy 2.0 语法
-    兼容 MySQL 和 PostgreSQL
+    示例表
     """
     __tablename__ = 'example_demo'
     __table_args__ = ({'comment': '示例表'})
diff --git a/backend/app/api/v1/module_generator/gencode/model.py b/backend/app/api/v1/module_generator/gencode/model.py
index cbfd7880..2d25b1e7 100644
--- a/backend/app/api/v1/module_generator/gencode/model.py
+++ b/backend/app/api/v1/module_generator/gencode/model.py
@@ -2,8 +2,8 @@
 
 from datetime import datetime
 from typing import Optional, List
-from sqlalchemy import String, Integer, Text, DateTime, Boolean, ForeignKey, text
-from sqlalchemy.orm import Mapped, mapped_column, relationship, declared_attr
+from sqlalchemy import String, Integer, ForeignKey
+from sqlalchemy.orm import Mapped, mapped_column, relationship
 
 from app.core.base_model import CreatorMixin
 
@@ -12,14 +12,8 @@ class GenTableModel(CreatorMixin):
     """
     代码生成表
     """
-    
-    @declared_attr.directive
-    def __tablename__(cls) -> str:
-        return 'gen_table'
-        
-    @declared_attr.directive
-    def __table_args__(cls) -> dict:
-        return {'comment': '代码生成表'}
+    __tablename__ = 'gen_table'
+    __table_args__ = ({'comment': '代码生成表'})
 
     table_name: Mapped[Optional[str]] = mapped_column(String(200), nullable=True, default='', comment='表名称')
     table_comment: Mapped[Optional[str]] = mapped_column(String(500), nullable=True, default='', comment='表描述')
@@ -37,13 +31,6 @@ class GenTableModel(CreatorMixin):
     gen_path: Mapped[Optional[str]] = mapped_column(String(200), nullable=True, default='/', comment='生成路径（不填默认项目路径）')
     options: Mapped[Optional[str]] = mapped_column(String(1000), nullable=True, comment='其它生成选项')
     
-    del_flag: Mapped[str] = mapped_column(String(1), nullable=False, default='0', server_default=text("'0'"), comment='删除标志（0代表存在 2代表删除）')
-    create_by: Mapped[Optional[str]] = mapped_column(String(64), default='', comment='创建者')
-    create_time: Mapped[Optional[datetime]] = mapped_column(DateTime, nullable=True, default=None, comment='创建时间')
-    update_by: Mapped[Optional[str]] = mapped_column(String(64), default='', comment='更新者')
-    update_time: Mapped[Optional[datetime]] = mapped_column(DateTime, nullable=True, default=None, comment='更新时间')
-    remark: Mapped[Optional[str]] = mapped_column(Text, nullable=True, default=None, comment='备注')
-
     columns: Mapped[List['GenTableColumnModel']] = relationship('GenTableColumnModel', order_by='GenTableColumnModel.sort', back_populates='table')
 
 
@@ -51,16 +38,9 @@ class GenTableColumnModel(CreatorMixin):
     """
     代码生成表字段
     """
-    
-    @declared_attr.directive
-    def __tablename__(cls) -> str:
-        return 'gen_table_column'
-        
-    @declared_attr.directive
-    def __table_args__(cls) -> dict:
-        return {'comment': '代码生成表字段'}
+    __tablename__ = 'gen_table_column'
+    __table_args__ = ({'comment': '代码生成表字段'})
 
-    table_id: Mapped[Optional[int]] = mapped_column(Integer, ForeignKey('gen_table.id'), nullable=True, comment='归属表编号')
     column_name: Mapped[Optional[str]] = mapped_column(String(200), nullable=True, comment='列名称')
     column_comment: Mapped[Optional[str]] = mapped_column(String(500), nullable=True, comment='列描述')
     column_type: Mapped[Optional[str]] = mapped_column(String(100), nullable=True, comment='列类型')
@@ -79,4 +59,5 @@ class GenTableColumnModel(CreatorMixin):
     dict_type: Mapped[Optional[str]] = mapped_column(String(200), nullable=True, default='', comment='字典类型')
     sort: Mapped[Optional[int]] = mapped_column(Integer, nullable=True, comment='排序')
 
+    table_id: Mapped[Optional[int]] = mapped_column(Integer, ForeignKey('gen_table.id'), nullable=True, comment='归属表编号')
     table: Mapped['GenTableModel'] = relationship('GenTableModel', back_populates='columns')
\ No newline at end of file
diff --git a/backend/app/api/v1/module_generator/gencode/schema.py b/backend/app/api/v1/module_generator/gencode/schema.py
index 92bb066e..1d3c507f 100644
--- a/backend/app/api/v1/module_generator/gencode/schema.py
+++ b/backend/app/api/v1/module_generator/gencode/schema.py
@@ -165,6 +165,7 @@ class GenTableColumnBaseSchema(BaseModel):
     html_type: str = Field(default=..., description='显示类型（文本框、文本域、下拉框、复选框、单选框、日期控件）')
     dict_type: str = Field(default=..., description='字典类型')
     sort: Optional[int] = Field(default=None, description='排序')
+    
     create_by: Optional[str] = Field(default=None, description='创建者')
     create_time: Optional[datetime] = Field(default=None, description='创建时间')
     update_by: Optional[str] = Field(default=None, description='更新者')